GRAQULA: A graphical query language for entity-relationship or relational databases (Q4294521)
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scientific article; zbMATH DE number 567735
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | GRAQULA: A graphical query language for entity-relationship or relational databases |
scientific article; zbMATH DE number 567735 |
Statements
GRAQULA: A graphical query language for entity-relationship or relational databases (English)
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26 January 1995
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database query languages
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graphical interfaces
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scope of logical operations
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universal quantification
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existential quantification
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human factors
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entity-relationship data model
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relational data model
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